Description
The AudioCodes M1KB-VM-2SPAN is a high-performance Dual E1/T1 Digital Voice Module designed for the Mediant 1000 and 1000B digital or mixed chassis platforms. Engineered to expand capacity and enhance interoperability, this module enables seamless connectivity between traditional TDM systems and modern VoIP environments.
With support for two E1/T1 spans, rich SIP normalization, digital/analog interface flexibility, and integrated DSP resources, the M1KB-VM-2SPAN ensures reliable signaling, optimized media handling, and high service availability. Ideal for SMBs, enterprise branches, and service providers, it delivers the scalability and robustness needed for secure SIP trunking, PSTN access, and hybrid deployments.
| Specification | Details |
|---|---|
| Brand | AudioCodes |
| Model / SKU | M1KB-VM-2SPAN |
| Module Type | Dual E1/T1 Digital Voice Module |
| Supported Interfaces | 2 × E1/T1 spans |
| Compatibility | Mediant 1000 / 1000B digital or mixed chassis |
| TDM Interface Support | Digital and analog TDM interfaces |
| SIP Features | SIP normalization, routing, interoperability support |
| Media Handling | Embedded DSP for transcoding, DTMF, fax, tones |
| High Availability Features | E1/T1/J1 bypass; dual power supply support (via chassis) |
| Use Cases | SIP trunking, PSTN access, hybrid VoIP/TDM deployments |
| Form Factor | Modular voice card for M1000 series chassis |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
